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WARRANTY (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]    
Warranty liability at January 1 $ 23,120 $ 28,144
Provision for warranty liabilities 1,813 2,526
Warranty payments made (2,790) (3,914)
Warranty liability at September 30 $ 22,143 $ 26,756
Minimum [Member]    
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]    
Length of Limited Warranty, Term 0 years  
Maximum [Member]    
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]    
Length of Limited Warranty, Term 10 years